AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HK2 ∴ Orbital info ∴ Epoch epochXXX

(285254) 1998HK2 ▹

ORBITAL INFORMATION

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(ASCII data file 285254.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.22147	1.147e-08	au
e	0.132432	5.888e-08
i	3.634	6.838e-06	deg
Ω	139.692	0.0001106	deg
ω	105.123	0.0001192	deg
M	270.323	3.768e-05	deg

Other useful info
Absolute Magnitude (H)	18.6	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9273	au
Aphelion	2.5157	au
Asc. node-Earth separation	1.27471	au
Desc. node-Earth separation	1.09645	au
Earth MOID	0.91776	au
Orbital period	1209.37	days
Date of orbit computation	apr 23 20:50

Correlation matrix
1.00000000	0.02784777	0.00648641	0.00397210	0.04416711	-0.30707505
0.02784777	1.00000000	-0.02312634	0.00598080	-0.04344749	0.10359931
0.00648641	-0.02312634	1.00000000	0.10217421	-0.08906459	-0.01427030
0.00397210	0.00598080	0.10217421	1.00000000	-0.93528678	0.02448394
0.04416711	-0.04344749	-0.08906459	-0.93528678	1.00000000	-0.36860905
-0.30707505	0.10359931	-0.01427030	0.02448394	-0.36860905	1.00000000

Covariance matrix
1.31612083E-16	1.88123030E-17	5.08867434E-16	5.03933228E-15	6.04175605E-14	-1.32730353E-13
1.88123030E-17	3.46742599E-15	-9.31242604E-15	3.89464224E-14	-3.05059504E-13	2.29846709E-13
5.08867434E-16	-9.31242604E-15	4.67632614E-11	7.72678216E-11	-7.26229239E-11	-3.67674439E-12
5.03933228E-15	3.89464224E-14	7.72678216E-11	1.22295348E-08	-1.23329239E-08	1.02015036E-10
6.04175605E-14	-3.05059504E-13	-7.26229239E-11	-1.23329239E-08	1.42178055E-08	-1.65599916E-09
-1.32730353E-13	2.29846709E-13	-3.67674439E-12	1.02015036E-10	-1.65599916E-09	1.41956624E-09